/*
* Copyright 2011 Pavel Kozhin 
*
* Licensed under the Apache License, Version 2.0 (the "License"); 
* you may not use this file except in compliance with the License. 
* You may obtain a copy of the License at 
* 
* http://www.apache.org/licenses/LICENSE-2.0
* 
* Unless required by applicable law or agreed to in writing, software 
* distributed  under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
* See the License for the specific language governing permissions and 
* limitations under the License.
*
* Author: Pavel Kozhin.
*/
package org.etherframework.mediator
{
	import flash.display.DisplayObject;
	
	import mx.binding.utils.BindingUtils;
	import mx.binding.utils.ChangeWatcher;
	
	import org.etherframework.IEther;
	import org.etherframework.core.common.ether_internal;
	
	public class Mediator implements IMediator
	{
		private var _view:DisplayObject;
		private var _ether:IEther;
		
		public function initiate():void
		{
		}
		
		public function complete():void
		{
		}
		
		public function persisted():void
		{
		}
		
		protected function bindView(property:String, handler:Function, 
									weak:Boolean = false):ChangeWatcher
		{
			if (ChangeWatcher.canWatch(_view, property))
			{
				return BindingUtils.bindSetter(handler, _view, property, false, weak);
			}
			return null;
		}
		
		protected function get view():DisplayObject { return _view; }
		protected function get ether():IEther { return _ether; }
		
		ether_internal final function __init(ether:IEther, view:DisplayObject):void
		{
			_ether = ether;
			_view = view;
		}
	}
}